Task cleanup and added documentation

Gruntfile.js

@@ -1,9 +1,10 @@
 /*
  * grunt-webp
  * http://github.com/somerandomdude/grunt-webp
+ * http://somerandomdude.com
  *
  * Copyright 2013 P.J. Onori
- * Licensed under the MIT license.
+ * MIT license.
  */
 
 'use strict';

README.md

@@ -1,4 +1,20 @@
 grunt-webp
 ==========
 
-Convert your images to WebP format.
+Convert your images to [WebP](https://developers.google.com/speed/webp/) format.
+
+## Getting Started
+
+To install this plugin, open up the terminal, `cd` to your project's root directory and run the following command:
+
+```shell
+npm install grunt-webp --save-dev
+```
+
+In your `Gruntfile.js` file add the following line:
+
+```js
+grunt.loadNpmTasks('grunt-webp');
+```
+
+This plugin requires Grunt `~0.4.0`

tasks/webp.js

@@ -1,10 +1,10 @@
 /*
- * grunt-csso
- * http://github.com/t32k/grunt-csso
- * http://en.t32k.me
+ * grunt-webp
+ * http://github.com/somerandomdude/grunt-webp
+ * http://somerandomdude.com
  *
- * Copyright (c) 2013 Koji Ishimoto
- * Licensed under the MIT license.
+ * Copyright (c) 2013 P.J. Onori
+ * MIT license.
  */
 
 
@@ -76,11 +76,9 @@ module.exports = function(grunt) {
      * Retrieves defined options.
      */
     var options = this.options();
-    //var files = grunt.file.expandMapping(this.files);
     grunt.verbose.writeflags(options, 'Options');
 
     var done = this.async();
-    grunt.log.subhead(this.fileDest);
 
     this.files.forEach(function(file) {
       var dest = path.normalize(file.dest + '/');
@@ -89,10 +87,7 @@ module.exports = function(grunt) {
 
     grunt.util.async.forEachSeries(file.src, function(f, next) {
 
-
-
       var args = [];
-      //grunt.log.subhead(String(f));
       /**
        * Preset setting, one of:
                     default, photo, picture,
@@ -280,24 +275,17 @@ module.exports = function(grunt) {
         args.push('-v');
       }
 
-      var fileExtname = path.extname(f);
-      var outputFilename = path.basename(f, '.png');
-      outputFilename = path.basename(outputFilename, '.jpg');
-      outputFilename = path.basename(outputFilename, '.jpeg');
       args.push(f);
       args.push('-o');
-      args.push(file.dest + outputFilename+'.webp');
+      var ext = path.extname(f);
+      var outputDest = path.join(file.dest, path.basename(f, ext) +'.webp');
+      args.push(outputDest);
 
       /**
        * Outputs the file that is being analysed.
        */
-      grunt.verbose.writeln('cwebp ' + args.join(' ') + ' ' + f + ' -o ' + file.dest + outputFilename+'.webp');
-
+      grunt.log.writeln('cwebp ' + args.join(' ') );
 
-
-      /**
-       * Executes the csscss command.
-       */
       var child = grunt.util.spawn({
         cmd: 'cwebp',
         args: args